Item:Q18498: Difference between revisions
Created claim: instance of (P2): protective device (Q3865) |
Created claim: subclass of (P1): mask (Q18499) |
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Property / subclass of | |||
Property / subclass of: mask / rank | |||
Normal rank |
Created claim: instance of (P2): protective device (Q3865) |
Created claim: subclass of (P1): mask (Q18499) |
||
Property / subclass of | |||
Property / subclass of: mask / rank | |||
Normal rank |